using System;
using System.Collections.Generic;
using System.ComponentModel.DataAnnotations;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
using FrameworkBLL.DocumentSet;
using FrameworkDAL.CustomCode.DocumentMap;
using FrameworkDAL.CustomCode.DocumentSet;
using FrameworkDAL.DTO.DocumentMap;
using GB5Shared.DTO.Framework.AutoNumber;
using GB5Shared.DTO.Framework.Login;
using GB5Shared.GenerateAutoNumber;
using GB5Shared.Resource.Response;
using GB5Shared.Validation;

namespace FrameworkBLL.DocumentMap
{
    public class DocumentMapBLL : IDocumentMapBLL
    {
        private readonly IDocumentMapDAL _DocumentMapDAL;
        private readonly AutoNumber _AutoNumber;
        private readonly IValidation _Validation;

        public DocumentMapBLL(IDocumentMapDAL DocumentMapDAL, AutoNumber AutoNumber, IValidation Validation)
        {
            _DocumentMapDAL = DocumentMapDAL;
            _AutoNumber = AutoNumber;
            _Validation = Validation;
        }

        public async Task<string> GetDocumentMap(int EntityId, int BizTransactionClassId, int BizTransactionId, LoginDTO LoginDTO)
        {
            try
            {
                return await _DocumentMapDAL.GetDocumentMap(EntityId, BizTransactionClassId, BizTransactionId, LoginDTO);
            }
            catch (Exception)
            {
                throw;
            }
        }

        public async Task<int> GetDocumentSetIdForEntity(int entityId, int bizTransactionTypeId, LoginDTO loginDTO)
        {
            try
            {
                return await _DocumentMapDAL.GetDocumentSetIdForEntity(entityId, bizTransactionTypeId, loginDTO);
            }
            catch (Exception)
            {
                throw;
            }
        }

        public async Task<string> SaveDocumentMap(DocumentMapDTO DocumentMapDTO, LoginDTO LoginDTO)
        {
            if (DocumentMapDTO == null) throw new ArgumentNullException(nameof(DocumentMapDTO));

            try
            {
                DocumentMapDTO.DocumentMapModifiedById = LoginDTO.UserId;
                DocumentMapDTO.DocumentMapModifiedOn = DateTime.UtcNow;

                if (DocumentMapDTO.DocumentMapId == 0)
                {
                    DocumentMapDTO.DocumentMapCreatedById = LoginDTO.UserId;
                    DocumentMapDTO.DocumentMapCreatedOn = DateTime.UtcNow;

                    DocumentMapDTO.DocumentMapId = await _DocumentMapDAL.SaveDocumentMap(DocumentMapDTO, LoginDTO);
                    return $"{SuccessResponse.SaveSuccessMessage} {DocumentMapDTO.DocumentMapId}";
                }
                else
                {
                    await _DocumentMapDAL.UpdateDocumentMap(DocumentMapDTO, LoginDTO);
                    return $"{SuccessResponse.UpdateSuccessMessage} {DocumentMapDTO.DocumentMapId}";
                }
            }
            catch (ValidationException vex)
            {
                throw new Exception(vex.Message);
            }
            catch (Exception)
            {
                throw;
            }
        }

        public async Task<string> DeleteDocumentMap(int DocumentMapId, LoginDTO LoginDTO)
        {
            try
            {
                return await _DocumentMapDAL.DeleteDocumentMap(DocumentMapId, LoginDTO);
            }
            catch (Exception)
            {
                throw;
            }
        }
    }
}